Catherine Nullmeyer, MD
NPI 1629200753 · Family Medicine Physician · Morton, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Nullmeyer, MD is a Family Medicine Physician provider in Morton, IL (NPI 1629200753).
Provider details
- NPI number
- 1629200753
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036129168 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,584 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,747 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 659 | $122 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 465 | $11 |
| Blood Test, Clotting Time85610 | 209 | $4 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 133 | $87 |
| Administration of Influenza Virus VaccineG0008 | 126 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 137 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 728 | 222 |
| Levothyroxine Sodium | 561 | 148 |
| Amlodipine Besylate | 537 | 164 |
| Omeprazole | 441 | 115 |
| Hydrochlorothiazide | 386 | 111 |
| Losartan Potassium | 366 | 118 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-08-24
- Last updated
- 2024-09-05
- Certified
- 2024-09-05
Frequently asked questions
- What is Catherine Nullmeyer's NPI number?
- Catherine Nullmeyer's National Provider Identifier (NPI) is 1629200753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Nullmeyer's specialty?
- Catherine Nullmeyer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Nullmeyer located?
- Catherine Nullmeyer's practice location on file with NPPES is 435 Maxine Dr, Morton, IL 61550-2498.
- What is Catherine Nullmeyer's phone number?
- The practice phone number listed in the NPPES registry for Catherine Nullmeyer is (309) 263-2424.
- Does Catherine Nullmeyer accept Medicare?
- Catherine Nullmeyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Nullmeyer's NPI active?
- Yes — Catherine Nullmeyer's NPI (1629200753) is active in the NPPES registry as of the last update on 2024-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.